M90 – Osteopathies in diseases classified elsewhere

ICD-10-CM 2027 diagnosis code · Other osteopathies

Non-billable header

ICD-10-CM code M90
Code
M90 (claims format: M90)
Description
Osteopathies in diseases classified elsewhere
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block
M86-M90 Other osteopathies

Billable codes under M90

M90 is a header code and cannot be used on claims. Choose the most specific code:

Notes for M90

Excludes1 (not coded here):
  • osteochondritis, osteomyelitis, and osteopathy (in):
  • cryptococcosis (B45.3)
  • diabetes mellitus (E08-E13 with .69-)
  • gonococcal (A54.43)
  • neurogenic syphilis (A52.11)
  • renal osteodystrophy (N25.0)
  • salmonellosis (A02.24)
  • secondary syphilis (A51.46)
  • syphilis (late) (A52.77)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block M86-M90

Excludes1 (not coded here):
  • postprocedural osteopathies (M96.-)

Frequently asked questions

What is ICD-10 code M90?

M90 is the ICD-10-CM code for osteopathies in diseases classified elsewhere, in the block M86-M90 (Other osteopathies).

Is M90 a billable code?

No. M90 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.